| 2025 | The Fourth International Conference on Innovations in Computing Research | Scientific Committee | Conference | Athens, Greece |
| 2024 | The Second Jordanian International Biomedical Engineering Conference 2024 | TPC Reviewer | Conference | Dead Sea, Jordan |
| 2024 | International Workshop on Mobile Applications | TPC reviewer | Conference | Vienna, Austria |
| 2024 | Software and Systems Modeling | Reviewer | Journal | |
| 2024 | 15th International Symposium on Ambient Intelligence | Program Committee | Conference | Salamanca, Spain |
| 2024 | 2024 IEEE 22nd Mediterranean Electrotechnical Conference | Technical Programm Committee | Conference | INOV, Porto, Portugal |
| 2024 | Symposium on Languages, Applications and Technologies | Scientific Committee | Conference | University of Aveiro, Águeda, Portugal |
| 2024 | 7th International Conference on Applied Informatics | Reviewer | Conference | Vina del Mar, Chile |
| 2024 | International Conference on Advanced Research in Technologies, Information, Innovation and Sustainability | Program Committee | Conference | Santiago do Chile, Chile |
| 2024 | Frontiers in Public Health - Disaster and Emergency Medicine | Reviewer | Journal | |
| 2024 | The Sixteenth International Conference on eHealth, Telemedicine, and Social Medicine | Technical Program Committe | Conference | Barcelona, Spain |
| 2024 | 2024 International Conference in Emerging Technologies for Sustainability and Intelligent Systems | TPC Reviewer | Conference | Bahrain |
| 2024 | The Third International Conference on Innovations in Computing Research | Scientific Committee | Conference | Athens, Greece |
| 2023 | 2023 International Conference on Innovation and Intelligence for Informatics, Computing and Technologies | Reviewer | Conference | Bahrain |
| 2024 | 7th International Conference on Information Technology & Systems | Scientific Committee | Conference | Temuco, Chile |
| 2023 | International Conference on Microelectronics | TCP Reviewer | Conference | Abu Dhabi, UAE |
| 2023 | International Conference on Advanced Research in Technologies, Information, Innovation and Sustainability | Program Committee | Conference | Madrid, Spain |
| 2023 | International Conference on Computer and Applications | Reviewer | Conference | Beirut, Lebanon |
| 2023 | Seventh International Conference on Advances in Biomedical Engineering | Reviewer | Conference | Beirut, Lebanon |
| 2023 | Open Computer Science | Reviewer | Journal | -- |
| 2023 | Artificial Intelligence in Medicine (EPIA2023) | Program Committee | Conference | Faial, Azores |
| 2023 | Special Issue 'Machine and Deep Learning in the Health Domain' | Reviewer | Journal | -- |
| 2023 | Operations Research and Decisions | Reviewer | Journal | -- |
| 2023 | Knowledge and Information Systems | Reviewer | Journal | -- |
| 2023 | Multidisciplinary International Conference of Research Applied to Defense and Security | Scientific Committee | Conference | Bogotá, Colombia |
| 2023 | The Thirteenth International Conference on Ambient Computing, Applications, Services and Technologies | Technical Program Committee | Conference | Porto, Portugal |
| 2023 | Computer Methods in Biomechanics and Biomedical Engineering | Reviewer | Journal | -- |
| 2023 | International Workshop on Mobile Applications | TPC reviewer | Conference | Marrakech, Marocco |
| 2023 | 21st International Conference on Practical Applications of Agents and Multi-Agent Systems | Local Organizing Committee | Conference | Guimarães, Portugal |
| 2023 | 20th International Conference on Distributed Computing and Artificial Intelligence | Local Organizing Committee | Conference | Guimarães, Portugal |
| 2023 | 6th International Conference on Applied Informatics | Reviewer | Conference | Universidad Ecotec Guayaquil, Ecuador |
| 2023 | 5th International Congress on Blockchain and Applications | Local Chair | Conference | Guimarães, Portugal |
| 2023 | Arab ICT Conference 2023 | Technical Program Committee | Conference | Kingdmom of Bahrain |
| 2023 | Sustainable Smart Cities and Territories International Conference | Program Committee | Conference | Manizales, Colombia |
| 2023 | International Conference on Advanced Research in Technologies, Information, Innovation and Sustainability | Program Committee | Conference | Madrid, Spain |
| 2023 | 14th International Symposium on Ambient Intelligence | Program Committee | Conference | Guimarães, Portugal |
| 2023 | SLATE 2023: Symposium on Languages, Applications and Technologies | Program Committee | Conference | Vila do Conde, Portugal |
| 2023 | International Conference On Cyber Management And Engineering | Reviewer | Conference | Thailand |
| 2022 | Mathematical Biosciences and Engineering - AIMS | Reviewer | Journal | -- |
| 2022 | 2022 International Conference on Innovation and Intelligence for Informatics, Computing and Technologies | Reviewer | Conference | Bahrain |
| 2022 | Sustainable, Innovative and Intelligent Societies and Cities | Reviewer | Book | -- |
| 2022 | Sustainability - MDPI | Reviewer | Journal | -- |
| 2022 | Artificial Intelligence in Medicine (EPIA2022) | Program Committee | Conference | Lisbon, Portugal |
| 2022 | MobiApps 2022 | Reviewer | Conference | -- |
| 2022 | Journal of King Saud University - Computer and Information Sciences | Reviewer | Journal | -- |
| 2022 | Mathematis - MDPI | Reviewer | Journal | -- |
| 2022 | 3rd EAI International Conference on IoT and Big Data Technologies for HealthCare | Technical Program Committe | Conference | Leicester, Great Britain |
| 2022 | 2022 ASU International Conference in Emerging Technologies for Sustainability and Intelligent Systems | Reviewer | Conference | Virtual |
| 2022 | 13º Simpósio de Informática | Program Committe | Conference | Guarda, Portugal |
| 2022 | International Conference on Health and Social Care Information Systems and Technologies | Scientific Committe | Conference | Lisbon, Portugal |
| 2022 | Open Computer Science | Reviewer | Journal | -- |
| 2022 | International Journal of Computing and Digital Systems | Reviewer | Journal | -- |
| 2022 | 2nd Disruptive Technologies Tech Ethics and Artificial Intelligent | Scientific Committe | Conference | Salamanca, Spain |
| 2022 | Fifth International Conference on Applied Informatics | Program Committe | Conference | Arequipa, Peru |
| 2022 | Technologies, Business, Innovation, and Entrepreneurship: New Trends and Challenges | Program Committee | Book | -- |
| 2022 | 13th International Symposium on Ambient Intelligence | Scientific Committee | Conference | L'Aquila, Italy |
| 2022 | SLATE 2022: Symposium on Languages, Applications and Technologies | Program Committee | Conference | Covilhã, Portugal |
| 2022 | The 2022 International Conference on Decision Aid Sciences and Applications | Reviewer | Conference | Thailand - Held online |
| 2022 | 2021 International Conference on Advanced Research in Technologies, Information, Innovation and Sustainability | Reviewer | Conference | Held online |
| 2022 | IKIT 2022 book: Information and Knowledge in Internet of Things | Program Committee | Book | -- |
| 2021 | 2021 International Conference on Data Analytics for Business and Industry (ICDABI) | Reviewer | Conference | Held online |
| 2021 | 1st Disruptive Technologies Tech Ethics and Artificial Intelligent | Program Committe | Workshop | Salamanca, Spain |
| 2021 | 12th International Symposium on Ambient Intelligence | Program Committe | Conference | Salamanca, Spain |
| 2021 | Artificial Intelligence in Medicine (EPIA2021) | Program Committee | Conference | Held online |
| 2021 | Expert Systems with Applications | Reviewer | Journal | -- |
| 2021 | Scalable Information Systems | Reviewer | Journal | -- |
| 2021 | BMC Medical Research Methodology | Reviewer | Journal | -- |
| 2021 | Next-Generation Applications and Implementations of Gamification Systems | Reviewer | Book | -- |
| 2021 | 2021 International Conference on Innovation and Intelligence for Informatics, Computing and Technologies | Reviewer | Conference | Bahrain |
| 2021 | 2nd EAI International Conference on AI-assisted Solutions for COVID-19 and Biomedical Applications in Smart-Cities | General Chair | Conference | Held online |
| 2021 | The Thirteenth International Conference on eHealth, Telemedicine, and Social Medicine | Technical Program Committe | Conference | Nice, France |
| 2021 | International Conference on Advanced Research in Technologies, Information, Innovation and Sustainability | Program Committe | Conference | Salinas, Ecuador |
| 2021 | Forth International Conference on Applied Informatics | Program Committe | Conference | Buenos Aires, Argentina |
| 2021 | Journal of Computational Science | Reviewer | Journal | -- |
| 2021 | IKIT 2021 book: Information and Knowledge in Internet of Things | Program Committee | Book | -- |
| 2021 | The 2021 International Conference on Information Technology & Systems | Scientific Committee | Conference | Libertad, Ecuador |
| 2020 | 2020 International Conference on Innovation and Intelligence for Informatics, Computing and Technologies | Reviewer | Conference | Held online |
| 2020 | The 2020 International Conference on Decision Aid Sciences and Applications | Reviewer | Conference | Held online |
| 2020 | Open Computer Science | Reviewer | Journal | -- |
| 2020 | AIM - Artificial Intelligence in Medicine (EPIA) | Program Committe | Workshop | Lisbon, Portugal |
| 2020 | Hospital 4.0 Workshop | Program Committee | Workshop | Warsaw, Polan |
| 2020 | 11th International Symposium on Ambient Intelligence | Program Committe | Conference | L'Aquila, Italy |
| 2020 | The Twelfth International Conference on eHealth, Telemedicine, and Social Medicine | Technical Program Committe | Conference | Valencia, Spain |
| 2020 | Third International Conference on Applied Informatics | Program Committe | Conference | Ota, Nigeria |
| 2020 | 8th World Conference on Information Systems and Technologies | Program Committe | Workshop | Budva, Montenegro |
| 2020 | 4th International WorkShop on Information and Knowledge in Internet of Things | Program Committe | Workshop | Bogotá, Colombia |
| 2020 | The 2020 International Conference on Information Technology & Systems | Scientific Committee | Conference | Bogotá, Colombia |
| 2020 | International Journal of Medical Informatics | Reviewer | Journal | -- |
| 2019 | Journal of King Saud University - Computer and Information Sciences | Reviewer | Journal | -- |
| 2019 | ISAmI'19 (10th International Symposium on Ambient Intelligence) | Program Committee | Conference | Ávila, Spain |
| 2019 | 7th World Conference on Information Systems and Technologies | Program Committe | Conference | Galicia, Spain |
| 2019 | Multidisciplinary International Conference of Research Applied to Defense and Security | Scientific Committee | Conference | Quito, Ecuador |
| 2019 | Journal of Medical Systems | Reviewer | Journal | -- |
| 2019 | Open Computer Science | Reviewer | Journal | -- |
| 2019 | Scalable Information Systems | Reviewer | Journal | -- |
| 2019 | 3rd International Conference in Engineering Applications | Scientific Committee | Conference | Açores, Portugal |
| 2019 | Second International Conference on Applied Informatics | Program Committe | Conference | Madrid, Spain |
| 2019 | EPIA Conference on Artificial Intelligence | Subreviewer | Conference | Vila Real, Portugal |
| 2019 | 3rd International WorkShop on Information and Knowledge in Internet of Things | Program Committe | Workshop | Madrid, Spain |
| 2019 | Second Intelligent Systems and Technologies for Interactive Human-Machine Relationships | Program Committe | Workshop | Madrid, Spain |
| 2018 | 6th World Conference on Information Systems and Technologies | Program Committe | Conference | Galicia, Spain |
| 2018 | Multidisciplinary International Conference of Research Applied to Defense and Security | Scientific Committee | Conference | Santa Elena Peninsula, Ecuador |
| 2018 | The IEEE 6th International Conference on Future Internet of Things and Cloud | Track Chair | Workshop | Barcelona, Spain |
| 2018 | 9th International Symposium on Ambient Intelligence | Program Committee | Conference | Toledo, Spain |
| 2018 | Healthcare Interoperability and Pervasive Intelligent System | Program Committee | Workshop | Leuven, Belgium |
| 2018 | Journal of King Saud University - Computer and Information Sciences | Reviewer | Journal | -- |
| 2017 | International Conference on Advanced Technologies Enhancing Education | Program Committe | Conference | Qindao, China |
| 2017 | EPIA Conference on Artificial Intelligence | Subreviewer | Conference | Porto, Portugal |
| 2017 | The International Workshop on Applied Knowledge Engineering to Healthcare | Workshop chair | Workshop | Prague, Czech Republic |
| 2017 | Applied Computational and Artificial Intelligence | Scientific Committee | Workshop | Porto, Portugal |
| 2017 | Healthcare Interoperability and Pervasive Intelligent System | Program Committee | Workshop | Lund, Sweden |
| 2017 | 5th World Conference on Information Systems and Technologies | Review Committee | Conference | Porto Santo, Portugal |
| 2016 | Intelligent Systems and Applications in Healthcare | Program Committe | Conference | Paris, France |
| 2010 | INFORUM 2010 - Simpósio de Informática | Program Committee | Symposium | Braga, Portugal |